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Find help and how-to articles for Windows operating systems, including installation, updates, privacy, security and more.

Learn more about how to print web pages and documents in Microsoft Edge.

Learn about User Account Control settings in Windows. Move the slider to select how much you want User Account Control to protect you from potentially harmful changes.

Discover how to use Microsoft Phone Link to connect your Android or iPhone to your PC for seamless access to notifications, calls, and apps.

Sign in using two-step verification or security info; Create app passwords in Security info (preview) Set up a phone call as your verification method

How to use the SUMPRODUCT function in Excel, one of Excel’s math and trig functions, using multiplication, addition, subtraction, and/or division to return the sum of the products of corresponding ranges or arrays.

Add a contact from someone's profile card. If you're using Outlook in an organization and you click someone's name or picture in Outlook or other Office apps and services, you might see a profile card with additional information.

Master the art of Excel formulas with our comprehensive guide. Learn how to perform calculations, manipulate cell contents, and test conditions with ease.

Learn how to set an out of office status message in the Teams mobile app using our step-by-step guide. It's a great way to let your colleagues know your availability.